Question

Left derived functor on a short exact sequence

score 78 · Answer 1 · 2026-04-15 02:49:30

78

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Left derived functor on a short exact sequence

Published on 15 Apr 2026 - 2:49

score 63 · Answer 2 · 2026-04-24 04:31:34

63

Views

To what extent do subobjects in abelian categories behave like submodules?

Published on 24 Apr 2026 - 4:31

score 161 · Answer 3 · 2026-04-13 11:55:48

161

Views

Is there a category-theoretic explanation for this analogy between $\mathbf{Set}$ and $\mathbf{Vect}_k$?

Published on 13 Apr 2026 - 11:55

score 45 · Answer 4 · 2026-04-15 08:13:21

45

Views

On Adamek's "Joy of Cats" Definition 13.17: Functor Lifting Limits

Published on 15 Apr 2026 - 8:13

score 80 · Answer 5 · 2026-04-16 07:50:59

80

Views

Question about showing coequalizer for a pair of restricted projection maps defined on an equivalence relations which is also a poset

Published on 16 Apr 2026 - 7:50

score 140 · Answer 6 · 2026-04-11 13:03:49

140

Views

When is a pair of morphisms is a pullback of some pair of morphisms?

Published on 11 Apr 2026 - 13:03

score 192 · Answer 7 · 2026-04-14 13:45:08

192

Views

Can coproduct be constructed as a filtered colimit?

Published on 14 Apr 2026 - 13:45

score 84 · Answer 8 · 2026-05-11 07:22:51

84

Views

Show naturality of $\infty$-natural transformation

Published on 11 May 2026 - 7:22

score 65 · Answer 9 · 2023-01-31 15:58:31

65

Views

Maps of complexes are homotopic if and only if a certain diagram exists

Published on 31 Jan 2023 - 15:58

score 69 · Answer 10 · 2026-05-05 12:42:51

69

Views

Question needed for clarification of notation in definition and specific term in an exercise from Arbib and Manes' basic category theory text

Published on 05 May 2026 - 12:42

score 90 · Answer 11 · 2026-04-11 21:54:32

90

Views

colimit of groups

Published on 11 Apr 2026 - 21:54

score 127 · Answer 12 · 2026-05-10 15:50:26

127

Views

Proof that enriched hom is a V-functor

Published on 10 May 2026 - 15:50

score 39 · Answer 13 · 2026-04-16 09:16:08

39

Views

Constructing localization of categories via full and surjective functors

Published on 16 Apr 2026 - 9:16

score 78 · Answer 14 · 2023-02-02 10:40:42

78

Views

Existence of abelianization functor

Published on 02 Feb 2023 - 10:40

score 60 · Answer 15 · 2026-04-15 11:34:01

60

Views

Condition for left adjoint to be exact in abelian categories

Published on 15 Apr 2026 - 11:34

List Question

Left derived functor on a short exact sequence

To what extent do subobjects in abelian categories behave like submodules?

Is there a category-theoretic explanation for this analogy between $\mathbf{Set}$ and $\mathbf{Vect}_k$?

On Adamek's "Joy of Cats" Definition 13.17: Functor Lifting Limits

Question about showing coequalizer for a pair of restricted projection maps defined on an equivalence relations which is also a poset

When is a pair of morphisms is a pullback of some pair of morphisms?

Can coproduct be constructed as a filtered colimit?

Show naturality of $\infty$-natural transformation

Maps of complexes are homotopic if and only if a certain diagram exists

Question needed for clarification of notation in definition and specific term in an exercise from Arbib and Manes' basic category theory text

colimit of groups

Proof that enriched hom is a V-functor

Constructing localization of categories via full and surjective functors

Existence of abelianization functor

Condition for left adjoint to be exact in abelian categories

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